<!doctype html>

<html lang="zh-CN">
  <head>
    <meta charset="utf-8"/>
    <meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover"/>
    <meta http-equiv="X-UA-Compatible" content="ie=edge"/>
    <link rel="shortcut icon" href="/favicon.ico">
    <!-- 标题 -->
    <title>比特论坛 - 用户登录</title>
    <!-- 导入CSS -->
    <link href="./dist/css/tabler.min.css?1674944402" rel="stylesheet"/>
    <link rel="stylesheet" href="./dist/css/jquery.toast.css">
    <!-- 设置字体 -->
    <!-- <style>
      @import url('https://rsms.me/inter/inter.css');
      :root {
      	--tblr-font-sans-serif: 'Inter Var', -apple-system, BlinkMacSystemFont, San Francisco, Segoe UI, Roboto, Helvetica Neue, sans-serif;
      }
      body {
      	font-feature-settings: "cv03", "cv04", "cv11";
      }
    </style> -->
  </head>
  <body class="d-flex flex-column">
    <!-- 正文 -->
    <div class="page page-center">
        <div class="container container-normal py-4">
          <div class="row align-items-center g-4">
            <div class="col-lg">
              <div class="container-tight">
                <div class="text-center mb-4">
                    <img src="./image/bit-forum-logo01.png" height="50" alt="">
                </div>
                <div class="card card-md">
                  <div class="card-body">
                    <h2 class="text-center mb-4">用户登录</h2>
                    <form id="signInForm" method="get" autocomplete="off" novalidate>
                      <div class="mb-3">
                        <label class="form-label required">用户名</label>
                        <input type="text" class="form-control" placeholder="请输入用户名" autocomplete="off" name="username" id="username">
                        <div class="invalid-feedback">用户名不能为空</div>
                      </div>
                      <div class="mb-2">
                        <label class="form-label required">
                          密码
                          <!-- <span class="form-label-description">
                            <a href="#">忘记密码</a>
                          </span> -->
                        </label>
                        <div class="input-group input-group-flat">
                          <input type="password" class="form-control"  placeholder="请输入密码"  autocomplete="off" name="password"
                          id="password">
                          <span class="input-group-text">
                            <a href="javascript:void(0);" id="password_a" class="link-secondary" title="显示密码" data-bs-toggle="tooltip"><!-- Download SVG icon from http://tabler-icons.io/i/eye -->
                              <svg xmlns="http://www.w3.org/2000/svg" class="icon" width="24" height="24" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round"><path stroke="none" d="M0 0h24v24H0z" fill="none"/><path d="M12 12m-2 0a2 2 0 1 0 4 0a2 2 0 1 0 -4 0" /><path d="M22 12c-2.667 4.667 -6 7 -10 7s-7.333 -2.333 -10 -7c2.667 -4.667 6 -7 10 -7s7.333 2.333 10 7" /></svg>
                            </a>
                          </span>
                          <div class="invalid-feedback">密码不能为空</div>
                        </div>
                      </div>
                      <!-- <div class="mb-2">
                        <label class="form-check">
                          <input type="checkbox" class="form-check-input"/>
                          <span class="form-check-label">记住我</span>
                        </label>
                      </div> -->
                      <div class="form-footer">
                        <button id="submit" type="button" class="btn btn-primary w-100">登录</button>
                      </div>
                    </form>
                  </div>
                </div>
                <div class="text-center text-muted mt-3">
                  还没有注册吗? <a href="./sign-up.html" tabindex="-1">点击注册</a>
                </div>
              </div>
            </div>
            <div class="col-lg d-none d-lg-block">
              <img src="./dist/illustrations/undraw_joyride_hnno.svg" height="300" class="d-block mx-auto" alt="">
            </div>
          </div>
        </div>
      </div>
  </body>
  <!-- 导入JS -->
  <script src="./dist/js/jquery-3.6.3.min.js"></script>
  <script src="./dist/js/tabler.min.js"></script>
  <script src="./dist/js/jquery.toast.js"></script>
  <script>
    $(function () {
      // 获取控件
      // 用户名
      let usernameEl = $('#username');
      let passwordEl = $('#password');
      // 登录校验
      $('#submit').click(function () {
        let checkForm = true;
        // 校验用户名
        if (!usernameEl.val()) {
          usernameEl.addClass('is-invalid');
          checkForm = false;
        }
        // 校验密码
        if (!passwordEl.val()) {
          passwordEl.addClass('is-invalid');
          checkForm = false;
        }

        // 根据判断结果提交表单
        if (!checkForm) {
          return false;
        }

        // 构造数据
        let postData = {
          username: usernameEl.val(),
          password: passwordEl.val()
        };
        
        // 发送AJAX请求，成功后跳转到index.html
        $.ajax({
          url: 'user/login',
          type: 'post',
          contentType: 'application/x-www-form-urlencoded',
          data: postData,
          success: function(respData) {
              if(respData.code == 0){
                 location.assign('/index.html');
            }else{
                $.toast({
                  heading: '警告',
                  text: respData.message,
                  icon: 'warning'
                });
            }
          },
          error: function(){
            $.toast({
            heading: '错误',
            text: '访问出现错误，联系管理员',            
            icon: 'error'
          });
          }
        });
      });

      //
      // 表单元单独检验
      $('#username, #password').on('blur', function () {
        if ($(this).val()) {
          $(this).removeClass('is-invalid');
          $(this).addClass('is-valid');
        } else {
          $(this).removeClass('is-valid');
          $(this).addClass('is-invalid');
        }
      });

      // 显示密码
      $('#password_a').click(function () {
        if(passwordEl.attr('type') == 'password') {
          passwordEl.attr('type', 'text');
        } else {
          passwordEl.attr('type', 'password');
        }
      });
    });
  </script>
</html>